diff options
| author | Hiago De Franco <hiago.franco@toradex.com> | 2025-06-02 15:00:56 -0300 |
|---|---|---|
| committer | Hiago De Franco <hiago.franco@toradex.com> | 2025-06-03 10:26:20 -0300 |
| commit | defb81960f4fcb580b75bbc207e5440dad4376d6 (patch) | |
| tree | da4539935a24104d027d92a8f9afd519f2ee625a /arch/x86/mm/init.c | |
| parent | 5a6602cc6c3204b24470b2429e658c25638b10a9 (diff) | |
| parent | 1b69a86802c7e77a7624fe4970ca7d382a785b8f (diff) | |
Merge branch '5.15-2.2.x-imx' into toradex_5.15-2.2.x-imxtoradex_5.15-2.2.x-imx
Conflicts:
drivers/tty/serial/fsl_lpuart.c
Signed-off-by: Hiago De Franco <hiago.franco@toradex.com>
Diffstat (limited to 'arch/x86/mm/init.c')
| -rw-r--r-- | arch/x86/mm/init.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index 5953c7482016..1110f6dda352 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -264,28 +264,33 @@ static void __init probe_page_size_mask(void) } /* - * INVLPG may not properly flush Global entries - * on these CPUs when PCIDs are enabled. + * INVLPG may not properly flush Global entries on + * these CPUs. New microcode fixes the issue. */ static const struct x86_cpu_id invlpg_miss_ids[] = { - X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE, 0), - X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L, 0), - X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_N, 0), - X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE, 0), - X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_P, 0), - X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_S, 0), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE, 0x2e), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_L, 0x42c), + X86_MATCH_INTEL_FAM6_MODEL(ALDERLAKE_N, 0x11), + X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE, 0x118), + X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_P, 0x4117), + X86_MATCH_INTEL_FAM6_MODEL(RAPTORLAKE_S, 0x2e), {} }; static void setup_pcid(void) { + const struct x86_cpu_id *invlpg_miss_match; + if (!IS_ENABLED(CONFIG_X86_64)) return; if (!boot_cpu_has(X86_FEATURE_PCID)) return; - if (x86_match_cpu(invlpg_miss_ids)) { + invlpg_miss_match = x86_match_cpu(invlpg_miss_ids); + + if (invlpg_miss_match && + boot_cpu_data.microcode < invlpg_miss_match->driver_data) { pr_info("Incomplete global flushes, disabling PCID"); setup_clear_cpu_cap(X86_FEATURE_PCID); return; |